Manufacturers recommend discarding home smoke detectors after 10 years. Yet Americium-241 has a half-life of a?
IGNORE THE TWO SPAM MERCHANTS and go and see your doctor as soon as you can. This needs sorting and it shouldn't be ignored just because your own doctor is out of town - haven't they heard of locums in your part of the world?
I have the same revision/ wire mesh half mask deal and even outdoors it fogs up a bit. Just lift it up a little from your face and breathe through your nose like the the other person said but have good cover. There is also antifog wipes
This sounds like the supervisor is creating a hostile work environment. Contact the human resources department and file a complaint.